of promises of a network of high-speed trains and billions of your tax dollars have already been spent to make this network of high trains a reality. the question we have tonight is, where are those trains? and what happened to all that money? coming up, 360 investigation you'll only see here. >>> he brought us images from the front lines of war like no one else. now his life is the subject of an extraordinary new film. we remember tim hetherington and his unbelievable journey ahead. >>> tonight 360 investigation reporting a story that you need to know about. billions of your tax dollars are at the heart of it. tax dollars that were given away as part of the obama administration's stimulus plan, money that the government promised would transform our rail system. it was a very ambitious plan, no doubt about it, when it was first announced. the president, vice president, ray lahood, all of the white house announcing a $13 billion plan to bring high-speed rail to america. listen. >> imagine whisking through towns at speeds over 100 miles an hour. walking only a few steps to public transportation.